Home / 38,508.07-57,747.52-15,121.75

Finding the Fourth Proportional to 38,508.07, 57,747.52 and 15,121.75

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Solution

The fourth proportional to 38,508.07, 57,747.52 and 15,121.75 is: 22,676.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,508.07 : 57,747.52 = 15,121.75 : x
  2. Step 2: Convert to fraction form
    38,508.07/57,747.52 = 15,121.75/x
  3. Step 3: Cross multiply
    38,508.07x = 57,747.52 × 15,121.75
  4. Step 4: Simplify right side
    38,508.07x = 873,243,560.56
  5. Step 5: Solve for x
    x = 873,243,560.56/38,508.07
  6. Step 6: Final answer
    x = 22,676.90

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.